#640E5C#640E5C

#640E5C is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.6% C 0.146 H 332.6°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#640E5C
RGB	rgb(100, 14, 92)
HSL	hsl(306, 75%, 22%)
HSV	hsv(306, 86%, 39%)
CMYK	cmyk(0%, 86%, 8%, 60.8%)
CIE-LAB	lab(22.99, 44.92, -24.41)
CIE-LCH	lch(22.99, 51.12, 331.48°)
OKLab	oklab(35.56% 0.1294 -0.0672)
OKLCH	oklch(35.56% 0.146 332.6)
XYZ	xyz(7.3444, 3.7967, 10.4692)
Luminance	0.0380 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#640E5C #0E6416

analogous

#410E64 #640E5C #640E31

triadic

#640E5C #5C640E #0E5C64

tetradic

#640E5C #64410E #0E6416 #0E3164

square

#640E5C #64410E #0E6416 #0E3164

split-complementary

#640E5C #31640E #0E6441

monochromatic

#1B0419 #2E062B #640E5C #9A168D #CF1DBF

Accessibility & contrast

On white

11.94

#640E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#640E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #640E5C

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##640E5C	#FFFFFF	#000000	##FFFFFF
##640E5C	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#072F5E

Deuteranopia (green-blind)

#2D3B5A

Tritanopia (blue-blind)

#691935

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #640e5c;
/* rgb */ color: rgb(100, 14, 92);
/* oklch */ color: oklch(35.6% 0.146 332.6);

Tailwind

colors: {
  custom: {
    50: '#935a8a',
    500: '#640e5c',
    950: '#000000',
  },
}

SCSS

$custom: #640e5c;
$custom-light: #935a8a;
$custom-dark: #000000;

JSON

{
  "hex": "#640e5c",
  "rgb": {
    "r": 100,
    "g": 14,
    "b": 92
  },
  "hsl": {
    "h": 305.581,
    "s": 75.439,
    "l": 22.353
  },
  "oklch": {
    "l": 0.35555,
    "c": 0.14579,
    "h": 332.6
  },
  "luminance": 0.03796
}

Semantic roles & 50–950 ramp

primary

#640E5C

secondary

#319D3B

accent

#F24736

background

#F9F5F8

surface

#F2E9F0

border

#CCC5CB

text

#0D040C

muted

#7E797D

Preview Lab

Preview with #640E5C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →